package com.company.oa.workflow.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.company.oa.workflow.dto.expense.ExpenseDTO;
import com.company.oa.workflow.entity.expense.Expense;
import com.company.oa.workflow.mapper.ExpenseMapper;
import com.company.oa.workflow.service.ExpenseService;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.multipart.MultipartFile;

import java.util.HashMap;
import java.util.Map;

@Service
public class ExpenseServiceImpl extends ServiceImpl<ExpenseMapper, Expense> implements ExpenseService {

    @Override
    public IPage<Expense> getPage(int page, int size, Expense expense) {
        Page<Expense> pageParam = new Page<>(page, size);
        LambdaQueryWrapper<Expense> wrapper = new LambdaQueryWrapper<>();
        // TODO: 添加查询条件
        return pageParam.setRecords(null); // 临时返回空列表
    }

    @Override
    public Map<String, Object> getExpenseDetail(Long id) {
        Map<String, Object> result = new HashMap<>();
        // TODO: 获取报销详情信息
        return result;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean createExpense(ExpenseDTO expenseDTO, Long userId) {
        // TODO: 创建报销申请
        return true;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean updateExpense(ExpenseDTO expenseDTO) {
        // TODO: 更新报销申请
        return true;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean submitExpense(Long id) {
        // TODO: 提交报销申请
        return true;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean cancelExpense(Long id) {
        // TODO: 取消报销申请
        return true;
    }

    @Override
    public String uploadAttachment(MultipartFile file) {
        // TODO: 实现文件上传逻辑
        return "";
    }

    @Override
    public IPage<Expense> getMyExpenses(int page, int size, Long userId, Integer status) {
        Page<Expense> pageParam = new Page<>(page, size);
        LambdaQueryWrapper<Expense> wrapper = new LambdaQueryWrapper<>();
        // TODO: 添加查询条件
        return pageParam.setRecords(null); // 临时返回空列表
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean payExpense(Long id, Long userId) {
        // TODO: 实现报销支付逻辑
        return true;
    }
}